Can You Add Your Known Traveler Number (KTN) at the Airport?
Learn how to add your Known Traveler Number (KTN) at the airport to enjoy TSA PreCheck benefits before boarding.
Can You Add a Known Traveler Number (KTN) After Boarding Pass Issuance?
Learn why you cannot add your KTN after boarding pass issuance and how to ensure TSA PreCheck benefits by adding it during booking or before check-in.